0.66 ct gem crystal opal 6.5x5x3mmUS$700.00 Out of stock SKU: DL18911 Category: Crystal Opal Opal Specifications Additional information Weight 0.66 ct Dimensions 6.5 × 5 × 3 mm Body Tone Dark N6 Predominant Colors Green, Red Brightness B4 Very Bright Cut Oval Dome Medium Dome Product Enquiry